S-91287A331 M5 x 45 mm ISO 4017, DIN 933 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• High tensile strength of 100,000 psi ensures reliable performance under heavy loads and vibration
• Coarse 0.8 mm pitch threading provides faster assembly and reduced cross-threading risks
• Class 6g thread fit guarantees precise, secure fastening with excellent dimensional accuracy
• External hex drive design allows for high-torque application using standard tools
• Full threading along the 45 mm length offers maximum grip and adjustability in various materials
• Compliance with ISO 4017/DIN 933 standards ensures interchangeability and global engineering acceptance

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these M5 hex head screws deliver exceptional performance in machinery assembly, structural frameworks, and equipment manufacturing. The 18-8 stainless steel material provides excellent resistance to rust and chemical exposure, making them suitable for outdoor, marine, and chemical processing environments. With a coarse metric thread and Class 6g fit, installation is swift and secure, reducing labor time while maintaining joint integrity under dynamic loads. The external hex drive facilitates high-torque tightening, ensuring reliable fastening in automotive, construction, and heavy machinery sectors where vibration resistance is critical.

Specification Summary & Compliance

This fully threaded metric bolt features M5 x 0.8 mm coarse threads with Class 6g thread fit per ISO metric standards, ensuring precise dimensional accuracy. Manufactured in compliance with ISO 4017/DIN 933 specifications for hex head screws. The product is RoHS 3 (2015/863/EU) compliant with applicable exemptions and fully adheres to REACH (EC 1907/2006) regulations, confirming environmental and safety standards for industrial use.